1 /*-
2 * Copyright (c) 2006 IronPort Systems
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
29
30 #include "opt_mfi.h"
31
32 #ifdef MFI_DEBUG
33
34 #include <sys/param.h>
35 #include <sys/systm.h>
36 #include <sys/kernel.h>
37 #include <sys/conf.h>
38 #include <sys/bus.h>
39 #include <sys/bio.h>
40 #include <sys/lock.h>
41 #include <sys/mutex.h>
42 #include <sys/malloc.h>
43 #include <sys/selinfo.h>
44 #include <sys/taskqueue.h>
45 #include <sys/uio.h>
46 #include <machine/resource.h>
47 #include <machine/bus.h>
48
49 #include <vm/vm.h>
50 #include <vm/pmap.h>
51
52 #include <dev/mfi/mfireg.h>
53 #include <dev/mfi/mfi_ioctl.h>
54 #include <dev/mfi/mfivar.h>
55
56 static void
57 mfi_print_frame_flags(device_t dev, uint32_t flags)
58 {
59 device_printf(dev, "flags=%b\n", flags,
60 "\2"
61 "\1NOPOST"
62 "\2SGL64"
63 "\3SENSE64"
64 "\4WRITE"
65 "\5READ");
66 }
67
68 static void
69 mfi_print_sgl(struct mfi_frame_header *hdr, union mfi_sgl *sgl, int count)
70 {
71 int i, columns = 0;
72
73 printf("SG List:\n");
74 for (i = 0; i < count; i++) {
75 if (hdr->flags & MFI_FRAME_SGL64) {
76 printf("0x%lx:%06d ", (u_long)sgl->sg64[i].addr,
77 sgl->sg64[i].len);
78 columns += 26;
79 if (columns > 77) {
80 printf("\n");
81 columns = 0;
82 }
83 } else {
84 printf("0x%x:%06d ", sgl->sg32[i].addr,
85 sgl->sg32[i].len);
86 columns += 18;
87 if (columns > 71) {
88 printf("\n");
89 columns = 0;
90 }
91 }
92 }
93 if (columns != 0)
94 printf("\n");
95
96 }
97
98 static void
99 mfi_print_ldio(struct mfi_softc *sc, device_t dev, struct mfi_command *cm)
100 {
101 struct mfi_io_frame *io;
102 struct mfi_frame_header *hdr;
103
104 io = &cm->cm_frame->io;
105 hdr = &io->header;
106
107 device_printf(dev, "cmd=%s target_id=%d sg_count=%d data_len=%d "
108 "lba=%d\n", (hdr->cmd == MFI_CMD_LD_READ) ? "LD_READ":"LD_WRITE",
109 hdr->target_id, hdr->sg_count, hdr->data_len, io->lba_lo);
110 mfi_print_frame_flags(dev, hdr->flags);
111 mfi_print_sgl(hdr, &io->sgl, hdr->sg_count);
112
113 }
114
115 static void
116 mfi_print_dcmd(struct mfi_softc *sc, device_t dev, struct mfi_command *cm)
117 {
118 struct mfi_dcmd_frame *dcmd;
119 struct mfi_frame_header *hdr;
120 const char *opcode;
121
122 dcmd = &cm->cm_frame->dcmd;
123 hdr = &dcmd->header;
124
125 switch (dcmd->opcode) {
126 case MFI_DCMD_CTRL_GETINFO:
127 opcode = "CTRL_GETINFO";
128 break;
129 case MFI_DCMD_CTRL_FLUSHCACHE:
130 opcode = "CTRL_FLUSHCACHE";
131 break;
132 case MFI_DCMD_CTRL_SHUTDOWN:
133 opcode = "CTRL_SHUTDOWN";
134 break;
135 case MFI_DCMD_CTRL_EVENT_GETINFO:
136 opcode = "EVENT_GETINFO";
137 break;
138 case MFI_DCMD_CTRL_EVENT_GET:
139 opcode = "EVENT_GET";
140 break;
141 case MFI_DCMD_CTRL_EVENT_WAIT:
142 opcode = "EVENT_WAIT";
143 break;
144 case MFI_DCMD_LD_GET_LIST:
145 opcode = "LD_GET_LIST";
146 break;
147 case MFI_DCMD_LD_GET_INFO:
148 opcode = "LD_GET_INFO";
149 break;
150 case MFI_DCMD_LD_GET_PROP:
151 opcode = "LD_GET_PROP";
152 break;
153 case MFI_DCMD_LD_SET_PROP:
154 opcode = "LD_SET_PROP";
155 break;
156 case MFI_DCMD_CLUSTER:
157 opcode = "CLUSTER";
158 break;
159 case MFI_DCMD_CLUSTER_RESET_ALL:
160 opcode = "CLUSTER_RESET_ALL";
161 break;
162 case MFI_DCMD_CLUSTER_RESET_LD:
163 opcode = "CLUSTER_RESET_LD";
164 break;
165 default:
166 opcode = "UNKNOWN";
167 break;
168 }
169
170 device_printf(dev, "cmd=MFI_CMD_DCMD opcode=%s data_len=%d\n",
171 opcode, hdr->data_len);
172 mfi_print_frame_flags(dev, hdr->flags);
173 mfi_print_sgl(hdr, &dcmd->sgl, hdr->sg_count);
174
175 }
176
177 static void
178 mfi_print_generic_frame(struct mfi_softc *sc, struct mfi_command *cm)
179 {
180 hexdump(cm->cm_frame, cm->cm_total_frame_size, NULL, HD_OMIT_CHARS);
181 }
182
183 void
184 mfi_print_cmd(struct mfi_command *cm)
185 {
186 device_t dev;
187 struct mfi_softc *sc;
188
189 sc = cm->cm_sc;
190 dev = sc->mfi_dev;
191
192 device_printf(dev, "cm=%p index=%d total_frame_size=%d "
193 "extra_frames=%d\n", cm, cm->cm_index, cm->cm_total_frame_size,
194 cm->cm_extra_frames);
195 device_printf(dev, "flags=%b\n", cm->cm_flags,
196 "\2"
197 "\1MAPPED"
198 "\2DATAIN"
199 "\3DATAOUT"
200 "\4COMPLETED"
201 "\5POLLED"
202 "\6Q_FREE"
203 "\7Q_READY"
204 "\10Q_BUSY");
205
206 switch (cm->cm_frame->header.cmd) {
207 case MFI_CMD_DCMD:
208 mfi_print_dcmd(sc, dev, cm);
209 break;
210 case MFI_CMD_LD_READ:
211 case MFI_CMD_LD_WRITE:
212 mfi_print_ldio(sc, dev, cm);
213 break;
214 default:
215 mfi_print_generic_frame(sc, cm);
216 break;
217 }
218
219 return;
220 }
221
222 void
223 mfi_dump_cmds(struct mfi_softc *sc)
224 {
225 int i;
226
227 for (i = 0; i < sc->mfi_total_cmds; i++)
228 mfi_print_generic_frame(sc, &sc->mfi_commands[i]);
229 }
230
231 void
232 mfi_validate_sg(struct mfi_softc *sc, struct mfi_command *cm,
233 const char *function, int line)
234 {
235 struct mfi_frame_header *hdr;
236 int i;
237 uint32_t count = 0, data_len;
238
239 hdr = &cm->cm_frame->header;
240 count = 0;
241 for (i = 0; i < hdr->sg_count; i++) {
242 count += cm->cm_sg->sg32[i].len;
243 }
244 /*
245 count++;
246 */
247 data_len = hdr->data_len;
248 switch (hdr->cmd) {
249 case MFI_CMD_LD_READ:
250 case MFI_CMD_LD_WRITE:
251 data_len = data_len * 512;
252 case MFI_CMD_DCMD:
253 if (count != data_len) {
254 device_printf(sc->mfi_dev,
255 "%s %d COMMAND %p S/G count bad %d %d %d 0x%jx\n",
256 function, line, cm, count, data_len, cm->cm_len,
257 (intmax_t)pmap_kextract((vm_offset_t)cm->cm_data));
258 MFI_PRINT_CMD(cm);
259 }
260 }
261 }
262
263 #endif
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